SOLUTION: is x+3 a factor of -2x^3+x^2-63?

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Question 137059This question is from textbook College Algebra
: is x+3 a factor of -2x^3+x^2-63? This question is from textbook College Algebra

Answer by stanbon(75887) About Me  (Show Source):
You can put this solution on YOUR website!
is x+3 a factor of -2x^3+x^2-63
Use synthetic division to find f(-3)
-3)....-2....1....0....-63
.........-2...7....-21..|..0)
Since f(-3)=0, x+3 is a factor of f(x)
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Cheers,
Stan H.